From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 1/2] net/can bugfix: use after free bug in can protocol drivers Date: Wed, 15 Jul 2009 11:20:52 -0700 (PDT) Message-ID: <20090715.112052.12345414.davem@davemloft.net> References: <19036.41388.634723.358236@ipc1.ka-ro> <4A5CC626.8020800@grandegger.com> <19037.40189.520170.8242@ipc1.ka-ro> Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-15 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: wg@grandegger.com, oliver@hartkopp.net, herbert@gondor.apana.org.au, netdev@vger.kernel.org, urs.thuermann@volkswagen.de, urs@isnogud.escape.de To: LW@KARO-electronics.de Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:34632 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932142AbZGOSUs convert rfc822-to-8bit (ORCPT ); Wed, 15 Jul 2009 14:20:48 -0400 In-Reply-To: <19037.40189.520170.8242@ipc1.ka-ro> Sender: netdev-owner@vger.kernel.org List-ID: =46rom: Lothar Wa=DFmann Date: Wed, 15 Jul 2009 11:10:21 +0200 > Fix a use after free bug in can protocol drivers >=20 > The release functions of the can protocol drivers lack a call to > sock_orphan() which leads to referencing freed memory under certain > circumstances. >=20 > This patch fixes a bug reported here: > https://lists.berlios.de/pipermail/socketcan-users/2009-July/000985.h= tml >=20 > Signed-off-by: Lothar Wassmann > Acked-by: Oliver Hartkopp Applied.